My cleaning tool has developed a smattering of black mold on the inside of the tubes.
1. Is this potentially hazardous to my fish?
2. If it is, how is it cleanable? Or should i just trash the tubes and buy new?
Thanks
1. Is this potentially hazardous to my fish?
2. If it is, how is it cleanable? Or should i just trash the tubes and buy new?
Thanks
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